Reactiv 3,3',5,5'-Tetramethylbenzidine dihydrochloride, min. 99 %, biochemistry , 1 g Solicita oferta 🢒 Vezi Detalii
Reactiv Phenolphthalein indicator solution 1 % in ethanol 90 %, denatured , 250 ml Solicita oferta 🢒 Vezi Detalii
Reactiv Hydrochloric acid 0.5 mol/l - 0.5 N volum. stand. solution , 5 l Solicita oferta 🢒 Vezi Detalii